Seattle Seahawks' Richard Sherman, on the Legion of Boom truck, waves to the crowd during the parade for the NFL football Super Bowl champions in Seattle on Wednesday, Feb. 5, 2014. The Seahawks defeated the Denver Broncos in Super Bowl XLVIII on Sunday. (Steve Ringman/The Seattle Times/AP)

Seattle Seahawks fans watch as the Seahawks pass by during the parade for the NFL football Super Bowl champions in Seattle. The Seahawks defeated the Denver Broncos 43-8 in Super Bowl XLVIII on Sunday. (Ted S. Warren/AP)

Seattle Seahawks fans cheer as they wait for the Seahawks' Super Bowl victory parade to begin in Seattle. The Seahawks beat the Denver Broncos 43-8 on Sunday. (Elaine Thompson/AP)

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Richard Sherman

Seattle Seahawks' Richard Sherman holds up the Vince Lombardi Trophy during a parade for the NFL football Super Bowl champions in Seattle. The Seahawks defeated the Denver Broncos 43-8 on Sunday. (Elaine Thompson/AP)

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Marshawn Lynch

Seattle Seahawks' running back Marshawn Lynch throws pieces of Skittles candy while riding on the hood of a vehicle during the Super Bowl champions parade in Seattle. The Seahawks beat the Denver Broncos 43-8 in NFL football's Super Bowl XLVIII on Sunday. (Elaine Thompson/AP)

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Pete Carroll

Seattle Seahawks coach Pete Carroll pumps his fist toward spectators at a parade for the NFL football Super Bowl champions in Seattle. The Seahawks defeated the Denver Broncos 43-8 on Sunday. (Elaine Thompson/AP)

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Seattle Seahawks fan

A Seattle Seahawks fan waves a flag with the Space Needle behind at a parade for the Super Bowl champions in Seattle. The Seahawks beat the Denver Broncos 43-8 in the NFL Super Bowl XLVIII football game on Feb. 2, 2014. (John Froschauer/AP)

Seattle Seahawks owner Paul Allen waves a 12th Man flag out of his window as he rides in a parade for the NFL football Super Bowl champions in Seattle. The Seahawks defeated the Denver Broncos 43-8 on Sunday. (Elaine Thompson/AP)

Seattle Seahawks general manager John Schneider gives a thumbs-up to fans at a parade for the NFL football Super Bowl champions in Seattle. The Seahawks defeated the Denver Broncos 43-8 on Sunday. (Elaine Thompson/AP)

A Seattle Seahawks fan begins a "Sea-Hawks" cheer while waiting the parade for the Super Bowl champions in Seattle. The Seahawks beat the Denver Broncos 43-8 in NFL football's Super Bowl XLVIII on Sunday. (Elaine Thompson/AP)

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Seattle Seahawks fan

A Seattle Seahawks fan waits in the cold for the start of the Super Bowl champions parade to begin in Seattle. The Seahawks beat the Denver Broncos 43-8 in NFL football's Super Bowl XLVIII on Sunday. (John Froschauer/AP)